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Getting the latest healthcare news for you
A new study suggests parental divorce isn't the real culprit behind adult mental health struggles — parental mental illness and substance use are. Adults raised by divorced or unmarried parents were more likely to report frequent mental distress and depression, but those links weakened significantly after accounting for parents' own mental health and substance use issues.
A large new study is reframing how we think about the long-term effects of family structure on mental health. Researchers analyzing data from over 128,000 adults found that those raised by divorced or unmarried parents were more likely to experience frequent mental distress and lifetime depression — but the real driver may not be the split itself.
When researchers adjusted for parental mental illness, the association between parental divorce and adult depression dropped by 68%, and the link between unmarried parental status and adult depression fell by 52%. Adjusting for parental substance use also significantly weakened those associations. In other words, it's less about whether parents stayed together and more about the environment kids grew up in.
By the Numbers:
Why it matters: These findings shift the focus from family structure to family functioning. Addressing parental mental illness and substance use could have a ripple effect — improving not just parents' lives, but the long-term mental health of their children across generations.
